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Impurities and reference standards

Aes5epg2RX

Also known as Sufentanil impurity G, Sufentanil citrate impurity G, (4-(Phenylpropanoylamino)-1-(2-(thiophen-2-yl)ethyl)piperidin-4-yl)methyl propanoate

CAS 119997-43-2Formula C24H32N2O3SMolar mass 428.60 g/mol
Prohibited, not for trade
Why it is not for trade
Aes5epg2RX chemical structure, C24H32N2O3S, CAS 119997-43-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
119997-43-2
Formula
C24H32N2O3S
Molar mass
428.60 g/mol
HS code
293499
Category
Impurities and reference standards

What is Aes5epg2RX?

Plain description, key identifiers and synonyms

Aes5epg2RX is a chemical substance with the molecular formula C24H32N2O3S and a molar mass of 428.60 g/mol. Its CAS registry number is 119997-43-2. The IUPAC name is [4-(N-propanoylanilino)-1-(2-thiophen-2-ylethyl)piperidin-4-yl]methyl propanoate.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
[4-(N-propanoylanilino)-1-(2-thiophen-2-ylethyl)piperidin-4-yl]methyl propanoate
CAS number
119997-43-2
Molecular formula
C24H32N2O3S
UNII
AES5EPG2RX
InChIKey
KHFYORAPFSIOIB-UHFFFAOYSA-N
InChI
InChI=1S/C24H32N2O3S/c1-3-22(27)26(20-9-6-5-7-10-20)24(19-29-23(28)4-2)13-16-25(17-14-24)15-12-21-11-8-18-30-21/h5-11,18H,3-4,12-17,19H2,1-2H3
SMILES (canonical and isomeric)
CCC(=O)N(C1=CC=CC=C1)C2(CCN(CC2)CCC3=CC=CS3)COC(=O)CC

Synonyms

  • Sufentanil impurity G
  • Sufentanil citrate impurity G
  • (4-(Phenylpropanoylamino)-1-(2-(thiophen-2-yl)ethyl)piperidin-4-yl)methyl propanoate
  • Propanamide, N-(4-((1-oxopropoxy)methyl)-1-(2-(2-thienyl)ethyl)-4-piperidinyl)-N-phenyl-
  • (4-(N-phenylpropionamido)-1-(2-(thiophen-2-yl)ethyl)piperidin-4-yl)methyl propionate
  • N-[4-[(1-Oxopropoxy)methyl]-1-[2-(2-thienyl)ethyl]-4-piperidinyl]-N-phenyl-propanamide
  • Sufentanil Epimpurity G
  • N-[4-[(1-Oxopropoxy)methyl]-1-[2-(2-thienyl)ethyl]-4-piperidinyl]-N-phenyl-propanamide-controlledsubstance

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
428.60 g/molcalc.
Exact mass
428.2134 Dacalc.
LogP (octanol/water)
4.52calc.
Topological polar surface area
49.85 Ųcalc.
Hydrogen bond donors
0calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
9calc.
Heavy atoms
30calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.5calc.
Formal charge
0calc.
Stereocentres
0calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ccc(NC2CCN(CCc3cccs3)CC2)cc1

c1ccc(NC2CCN(CCc3cccs3)CC2)cc1

3 rings, 20 atoms.

35 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Aes5epg2RX suppliers

Trading restrictions apply to this substance

Controlled or monitored substance

Aes5epg2RX is prohibited on CompoundList. Listings, quotes and messages are disabled. This page is kept for information only.

Our policy on controlled substances

Aes5epg2RX price

Indicative price range per kg from live supplier offers

Prices are not shown for prohibited substances.

Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

Controlled or monitored substance

Aes5epg2RX is prohibited on CompoundList. Listings, quotes and messages are disabled. This page is kept for information only.

Our policy on controlled substances

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Aes5epg2RX is traded under.

HS 2934.99Indicative HS code

Nucleic acids and their salts, other heterocyclic compounds, not elsewhere classified in heading 2934

World exports in 2024
$26.7B
+15.0% vs 2023, imports $26.3B
2019 to 2024
Top exporters
  1. Ireland26.3%
  2. China15.7%
  3. Singapore10.3%
Top importers
  1. United States24.5%
  2. Germany23.1%
  3. Japan4.5%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Aes5epg2RX is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Aes5epg2RX, based on the data on this page

What is Aes5epg2RX?

Aes5epg2RX is a chemical substance with the molecular formula C24H32N2O3S and a molar mass of 428.60 g/mol. Its CAS registry number is 119997-43-2. The IUPAC name is [4-(N-propanoylanilino)-1-(2-thiophen-2-ylethyl)piperidin-4-yl]methyl propanoate.

What is the CAS number of Aes5epg2RX?

The CAS registry number of Aes5epg2RX is 119997-43-2.

What is the molecular formula and weight of Aes5epg2RX?

The molecular formula of Aes5epg2RX is C24H32N2O3S and its molar mass is 428.60 g/mol.

Is Aes5epg2RX hazardous?

No GHS hazard classification for Aes5epg2RX is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Aes5epg2RX?

Aes5epg2RX is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclic…). This is indicative, confirm it with your customs broker before shipping.

Can I buy Aes5epg2RX on CompoundList?

No. Aes5epg2RX is on our prohibited list, so listings, quotes and messages for it are disabled. This page is kept for information only.

Guides for buyers

Practical guides that help when you source, ship or handle Aes5epg2RX

Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page

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